QUARTZ
EURO
G324 VCXO
3.2 x 2.5 x 0.9mm 4 pad SMD
2.0MHz ~ 54.0MHz
Ultra-miniature 4 pad SMD package
Frequency range 2.000MHz to 54.0MHz
CMOS/TTL Output
Supply Voltage 1.8, 2.8, or 3.3VDC
Integrated Phase Jitter 1ps typical
Pull range from ±80ppm to ±90ppm
DESCRIPTION
OUTLINE & DIMENSIONS
G324 VCXOs are packaged in an ultra-miniature 3.2 x 2.5 x 0.9mm 4
pad SMD package. G series VCXOs use fundamental mode crystal
oscillators. Applications include phase lock loop, SONET/ATM, set-top
boxes, MPEG , audio/video modulation, video game consoles and
HDTV.
SPECIFICATION
Frequency Range:
Supply Voltage:
2.0MHz to 54.0MHz
+1.8, +2.8 or +3.3VDC±5%
from ±30ppm over -10°~+70°C
Frequency Stability:
Frequency Pulling Range
Supply = 1.8V, V
Supply = 2.8V, V
Supply = 3.3V, V
Frequency Change
CON
CON
CON
= 0.9±0.9V: ±80ppm min.
= 1.4±1.4V: ±90ppm min.
= 1.65±1.65V: ±90ppm min.
DD
vs. Input Voltage:
Operating Temperature:
Input Voltage:
±5ppm max. (V ±5%)
-10° to +70°C
+1.8, +2.8 or +3.3VDC±5%
CON
Control Voltage (V
)
DD
V
V
V
= 1.8V:
+0.9V
+1.4V
+1.65V
DD
DD
= 2.8V:
= 3.3V:
Absolute Max. Ratings
Supply Voltage:
-0.5V to +7.0VDC
-40° to +85°C
Storage temperature:
Input Current (no load)
DD
V
V
V
= 1.8V:
= 2.8V:
= 3.3V:
3mA max.
5mA max.
8mA max.
DD
DD
DD
Symmetry:
Rise/Fall Times
2.0 ~ 10.0MHz:
10.0 ~ 54MHz:
Logic HIGH ('1') Level:
40/60% at 50% V level
10ns max.
6ns max.
DD
90% V max.
DD
Logic LOW('0') Level:
Load:
10% V min.
15pF max.
Transfer Slope:
Modulation bandwidth:
SSB Phase Noise:
CON
Positive
10kHz min. (-3dB)
PART NUMBERING PROCEDURE
-120dBc/Hz max. at 1kHz offset
100kΩ min.
±5ppm max. first year (25°C)
+250°C ±10°C for 10 seconds
+170 ±10°C for 1 to 2 minutes
(Preheating)
27.0MHz
8mm EIA tape, 178mm dia. reel,
1000 pieces per reel
V
Input Impedance:
Example: 18G324B-80-27.000
Ageing:
Reflow:
Supply Voltage
18 = +1.8V
28 = +2.8V
33 = +3.3V
Standard Frequency:
Supply Format:
Series Designator
G324
Stability over temperature range
A = ±30ppm
B = ±50ppm
Pullability in ±ppm
Operating Frequency
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk